Machines and work /
An introduction to machines, from levers and pulleys to compound machinery, which includes instructions for activities and projects to illustrate the principles.
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| Format: | Book |
| Language: | English |
| Published: |
New York :
Franklin Watts,
[1993]
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| Series: | Ward, Alan, 1932- Project science.
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| Subjects: |
| Summary: | An introduction to machines, from levers and pulleys to compound machinery, which includes instructions for activities and projects to illustrate the principles. |
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| Item Description: | Includes index. |
| Physical Description: | 31 pages : illustrations ; 27 cm. |
| ISBN: | 0531142434 |